Is it true that the Serializable interface is distributed and cannot be used on a large scale without the implementation of Optional in java8? How to solve the problem

is it true that the Serializable interface is distributed and cannot be used on a large scale without Optional in java8? How to solve

Mar.22,2021

Don't worry about this. Various distributed frameworks provide Optional, that supports serialization without the

that comes with jdk.
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e59b94-44a9a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e59b94-44a9a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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